Nissan 370Z Forum - View Single Post

axeman71 · 12-07-2010, 10:12 PM

I believe the catalytic converters need to be hot before they start working so you smell more from the exhaust when you first crank the car. Also, the ECU may run the car a little rich when it is cold.

12-07-2010, 10:12 PM	#4 (permalink)
axeman71 Base Member Join Date: May 2010 Location: Augusta, GA Posts: 129 Drives: '10 Conv A7 Blk Chry Rep Power: 15	I believe the catalytic converters need to be hot before they start working so you smell more from the exhaust when you first crank the car. Also, the ECU may run the car a little rich when it is cold. __________________ 2010 Roadster, 7AT, Black Cherry, Touring, Navigation, Lighted Kick Plates, Floor and Trunk Mats.